91009645071072

Names of 91009645071072

• Cardinal: 91009645071072 can be written as Ninety-one trillion, nine billion, six hundred forty-five million, seventy-one thousand and seventy-two.

Scientific notation

• Scientific notation: 9.1009645071072 × 10¹³

Factors of 91009645071072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1821

Divisors of 91009645071072

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 37 39 42 48 49 52 56 74 78 84 91 96 98 104 111 112 147 148 156 168 169 182 196 208 222 224 259 273 294 296 312 336 338 364 392 416 444 481 507 518 546 588 592 624 637 672 676 728 777 784 888 962 1014 1036 1092 1176 1183 1184 1248 1274 1352 1443 1456 1554 1568 1759 1776 1813 1911 1924 2028 2072 2184 2352 2366 2548 2704 2886 2912 3108 3367 3518 3549 3552 3626 3822 3848 4056 4144 4368 4704 4732 5096 5277 5408 5439 5772 6216 6253 6734 7036 7098 7252 7644 7696 8112 8281 8288 8736 9464 10101 10192 10554 10878 11544 12313 12432 12506 13468 14072 14196 14504 15288 15392 16224 16562 18759 18928 20202 20384 21108 21756 22867 23088 23569 24626 24843 24864 25012 26936 28144 28392 29008 30576 33124 36939 37518 37856 40404 42216 43512 43771 45734 46176 47138 49252 49686 50024 53872 56288 56784 58016 61152 65083 66248 68601 70707 73878 75036 80808 84432 86191 87024 87542 91468 94276 98504 99372 100048 107744 113568 130166 131313 132496 137202 141414 147756 150072 160069 161616 168864 172382 174048 175084 182936 188552 195249 197008 198744 200096 258573 260332 262626 264992 274404 282828 295512 297271 300144 306397 320138 323232 344764 350168 365872 377104 390498 394016 397488 455581 480207 517146 520664 525252 548808 565656 591024 594542 600288 612794 640276 689528 700336 731744 754208 780996 794976 846079 891813 911162 919191 960414 1034292 1041328 1050504 1097616 1120483 1131312 1182048 1189084 1225588 1280552 1366743 1379056 1400672 1561992 1692158 1783626 1822324 1838382 1920828 2068584 2080897 2082656 2101008 2195232 2240966 2262624 2378168 2451176 2538237 2561104 2733486 2758112 3094081 3123984 3189067 3361449 3384316 3567252 3644648 3676764 3841656 4137168 4161794 4202016 4481932 4756336 4902352 5076474 5122208 5466972 5922553 6188162 6242691 6247968 6378134 6722898 6768632 7134504 7289296 7353528 7683312 8274336 8323588 8963864 9282243 9512672 9567201 9804704 10152948 10933944 10999027 11845106 12376324 12485382 12756268 13445796 13537264 14269008 14566279 14578592 14707056 15366624 16647176 17767659 17927728 18564486 19134402 20305896 21658567 21867888 21998054 23690212 24752648 24970764 25512536 26891592 27074528 28538016 29132558 29414112 32997081 33294352 35535318 35855456 37128972 38268804 40223053 40611792 41457871 43317134 43698837 43735776 43996108 47380424 49505296 49941528 51025072 53783184 58265116 64975701 65994162 66588704 71070636 74257944 76537608 76993189 80446106 81223584 82915742 86634268 87397674 87992216 94760848 99010592 99883056 102050144 107566368 114480997 116530232 120669159 124373613 129951402 131988324 142141272 148515888 151609969 153075216 153986378 160892212 165831484 173268536 174795348 175984432 189521696 199766112 228961994 230979567 233060464 241338318 248747226 259902804 263976648 281561371 284282544 297031776 303219938 306150432 307972756 321784424 331662968 343442991 346537072 349590696 351968864 454829907 457923988 461959134 466120928 482676636 497494452 519805608 522899689 527953296 538952323 563122742 568565088 606439876 615945512 643568848 663325936 686885982 693074144 699181392 801366979 844684113 909659814 915847976 923918268 965353272 994988904 1039611216 1045799378 1055906592 1077904646 1126245484 1212879752 1231891024 1287137696 1326651872 1373771964 1398362784 1488252961 1568699067 1602733958 1616856969 1689368226 1819319628 1831695952 1847836536 1930706544 1970929597 1989977808 2079222432 2091598756 2155809292 2252490968 2404100937 2425759504 2463782048 2747543928 2976505922 3137398134 3205467916 3233713938 3378736452 3638639256 3660297823 3663391904 3695673072 3861413088 3941859194 3979955616 4183197512 4311618584 4464758883 4504981936 4808201874 4851519008 5495087856 5609568853 5912788791 5953011844 6274796268 6410935832 6467427876 6757472904 7277278512 7320595646 7391346144 7883718388 8366395024 8623237168 8929517766 9009963872 9616403748 10417770727 10980893469 10990175712 11219137706 11825577582 11906023688 12549592536 12821871664 12934855752 13514945808 14554557024 14641191292 15767436776 16732790048 16828706559 17246474336 17859035532 19232807496 19347288493 20835541454 21961786938 22438275412 23651155164 23812047376 25099185072 25622084761 25643743328 25869711504 27029891616 29282382584 31253312181 31534873552 33657413118 35718071064 38465614992 38694576986 41671082908 43923573876 44876550824 47302310328 47624094752 50198370144 51244169522 51739423008 58041865479 58564765168 62506624362 63069747104 67314826236 71436142128 72924395089 76866254283 76931229984 77389153972 83342165816 87847147752 89753101648 94604620656 102488339044 116083730958 117129530336 125013248724 134629652472 135431019451 142872284256 145848790178 153732508566 154778307944 166684331632 175694295504 179506203296 189209241312 204976678088 218773185267 232167461916 250026497448 269259304944 270862038902 291697580356 307465017132 309556615888 333368663264 351388591008 406293058353 409953356176 437546370534 464334923832 500052994896 538518609888 541724077804 583395160712 614930034264 619113231776 812586116706 819906712352 875092741068 928669847664 948017136157 1000105989792 1083448155608 1166790321424 1229860068528 1625172233412 1750185482136 1857339695328 1896034272314 2166896311216 2333580642848 2459720137056 2844051408471 3250344466824 3500370964272 3792068544628 4333792622432 5688102816942 6500688933648 7000741928544 7584137089256 11376205633884 13001377867296 15168274178512 22752411267768 30336548357024 45504822535536 91009645071072
• Sum of all divisors σ(n): 309235062502296
• Sum of proper divisors (its aliquot sum) s(n): 218225417431224
• 91009645071072 is an abundant number, because the sum of its proper divisors (218225417431224) is greater than itself. Its abundance is 127215772360152

Bases of 91009645071072

• Binary: 10100101100010111010101100100001100101011100000₂
• Hexadecimal: 0x52C5D590CAE0
• Base-36: W9D94VJ6O

Squares and roots of 91009645071072

• 91009645071072 squared (91009645071072²) is 8282755495962499983931229184
• 91009645071072 cubed (91009645071072³) is 753810637898018055459133671307440000565248
• The square root of 91009645071072 is 9539897.5398623651
• The cube root of 91009645071072 is 44981.0035162081

Scales and comparisons

• 91,009,645,071,072 seconds is equal to 2,893,825 years, 10 weeks, 3 days, 12 hours, 11 minutes, 12 seconds.
• To count from 1 to 91,009,645,071,072 would take you about seven million, two hundred thirty-four thousand, five hundred sixty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 91009645071072 cubic inches would be around 3748.4 feet tall.

Recreational maths with 91009645071072

• 91009645071072 backwards is 27017054690019
• The number of decimal digits it has is: 14
• The sum of 91009645071072's digits is 51
• More coming soon!